It is a flexible ring, covered by a thin rubber membrane, which the woman should place in the vagina to cover the cervix.
As a barrier, it prevents sperm from entering and should be used together with a spermicide no later than 6 hours prior to sexual intercourse.
Patient compliance depends on the correct use of the device. Proper hygiene and storage of the diaphragm are important factors in preventing genital infections and prolonging device life. Because it has several sizes (depending on the size of the cervix), it should be indicated by a doctor for a perfect fit to the cervix. Must be used with spermicide.
It is recommended to enter the vagina 15 to 30 minutes before sexual intercourse and to withdraw 6 to 8 hours after the last penetration sexual intercourse.